Common Methods for Assessing Closure Integrity of Sterile Products
A compromised closure can allow microbial ingress, gas exchange, or product leakage — all of which can compromise sterility, efficacy, or stability. For injectable drugs, especially those used in immunocompromised patients, CCI failures can have severe consequences. Hence, regulatory authorities such as the USFDA mandate the inclusion of CCI studies in regulatory submissions and product lifecycle controls.
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